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FILE PHOTO Actor Robert Wagner attends the Australians In Film Screening and USA premiere of Myriad Pictures' 'The Cup' at Laemmle's Music Hall 3 on May 11, 2012 in Beverly Hills, California. (Photo by Frazer Harrison/Getty Images)

By
Cox Media Group National Content Desk

Actor Robert Wagner is considered a person of interest in the investigation into the 1981 drowning death of his wife, Natalie Wood, CBS News reported Thursday.